Description
MAX7219 Dot Led Matrix Module MCU Control LED Display Module Rocker switch 6A 250V SPDT 4 PIN Red LED Module Type AC SCR Voltage Module Type AC SCR Voltage Regulator Dimmer Speed Controller Power Rating 4000W (Maximum) Input Voltage 220V AC (50 60Hz) Output Voltage 0 220V AC (Adjustable via Potentiometer) Maximum Current ~18A (at 220V) Control Element High power SCR (Silicon Controlled Rectifier) Thyristor Regulation Method Phase angle control (variable duty cycle) Adjustment On board rotary potentiometer knob Heatsink Aluminium heatsink included (external fan recommended above 2000W) PCB Size (approx authorized manufacturers MAX7219 Dot Led Matrix Module MCU Control LED Display Module